6.5.  Voice-Related Initialization

Call VoiceInit( ), located in the voice.c file, which does the following for all channels:

1. Calls dx_open( ) to get the VoiceH (voice device handle).
2. Saves the channel number in the global array (HandleToChannel[ ]) according to the VoiceH handle.
3. Calls dx_getxmitslot(VoiceH). Returns the Xmitslot (the TDM bus time slot connected to transmit of voice channel) and saves it in the AppSession.VoiceParams structure.

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